SCENARIO 2-3 Every Spring Semester,the School of Business Coordinates a Luncheon with Luncheon

Multiple Choice

SCENARIO 2-3
Every spring semester,the School of Business coordinates a luncheon with local business leaders for graduating seniors,their families,and friends.Corporate sponsorship pays for the lunches of each of the seniors,but students must purchase tickets to cover the cost of lunches served to guests they bring with them.The following histogram represents the attendance at the senior luncheon,where X is the number of guests each graduating senior invited to the luncheon and f is the number of graduating seniors in each category.
1
-Referring to the histogram from Scenario 2-3,if all the tickets purchased were used,how many guests attended the luncheon?

A) 4
B) 152
C) 275
D) 388